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Amphenol

1,819 hedge funds and large institutions have $141B invested in Amphenol in 2025 Q3 according to their latest regulatory filings, with 282 funds opening new positions, 716 increasing their positions, 619 reducing their positions, and 85 closing their positions.

New
Increased
Maintained
Reduced
Closed

more first-time investments, than exits

New positions opened: | Existing positions closed:

more call options, than puts

Call options by funds: $ | Put options by funds: $

more capital invested

Capital invested by funds: $ → $

more funds holding in top 10

Funds holding in top 10:

16% more repeat investments, than reductions

Existing positions increased: 716 | Existing positions reduced: 619

11% more funds holding

Funds holding: 1,6411,819 (+178)

2.89% less ownership

Funds ownership: 96.13%93.24% (-2.9%)

Holders
1,819
Holders Change
Holders Change %
% of All Funds
Holding in Top 10
92
Holding in Top 10 Change
Holding in Top 10 Change %
% of All Funds
New
Increased
Reduced
Closed
Calls
$764M
Puts
$539M
Net Calls
Net Calls Change

Top Buyers

1 +$1.61B
2 +$880M
3 +$698M
4
BlackRock
BlackRock
New York
+$690M
5
Winslow Capital Management
Winslow Capital Management
Minnesota
+$486M

Top Sellers

1 -$1.68B
2 -$1.04B
3 -$971M
4
Bank of New York Mellon
Bank of New York Mellon
New York
-$469M
5
D.E. Shaw & Co
D.E. Shaw & Co
New York
-$265M
Name Holding Trade Value Shares
Change
Change in
Stake
SLI
601
Sumitomo Life Insurance
Japan
$5.76M
CCFCSB
602
Cape Cod Five Cents Savings Bank
Massachusetts
$5.67M
COI
603
Connable Office Inc
Michigan
$5.66M
KAS
604
Kestra Advisory Services
Texas
$5.65M
EB
605
Eastern Bank
Massachusetts
$5.64M
ACM
606
Alcosta Capital Management
California
$5.63M
AC
607
AlphaCore Capital
California
$5.61M
ATC
608
Argent Trust Co
Tennessee
$5.58M
MCM
609
Mitchell Capital Management
Kansas
$5.56M
LJCM
610
Lee Johnson Capital Management
Texas
$5.54M
AC
611
Allstate Corporation
Illinois
$5.5M
OIS
612
Okabena Investment Services
Minnesota
$5.47M
BHWM
613
Bar Harbor Wealth Management
New Hampshire
$5.46M
CI
614
Conning Inc
Connecticut
$5.44M
BCM
615
Buckhead Capital Management
Georgia
$5.39M
BRCM
616
Bright Rock Capital Management
Massachusetts
$5.32M
LOAMS
617
Lombard Odier Asset Management (Switzerland)
Switzerland
$5.3M
VAS
618
Vestmark Advisory Solutions
Massachusetts
$5.3M
O
619
Ossiam
France
$5.29M
TMAM
620
Tokio Marine Asset Management
Japan
$5.26M
MA
621
Montag & Associates
Georgia
$5.26M
AF
622
Arrow Financial
New York
$5.23M
FNA
623
First National Advisers
Nebraska
$5.22M
QCG
624
Quadrant Capital Group
Ohio
$5.21M
EF
625
Empirical Finance
Pennsylvania
$5.18M